Project Description

0Cr20Al6RE is an iron-chromium-aluminium alloy for use at temperatures up to 1300℃.

Equivalent Grades

TrademarkGBGOSTASTMUNSDINW.Nr.NFBSJISSS
–0Cr20Al6RE–––––––––

Chemical Composition, %

AlloyCSiMnPSCrNiAlFeOther
0Cr20Al6RE≤0.04≤0.60≤0.50≤0.025≤0.02019.0-21.0≤0.605.0-6.0Bal*

Mechanical Properties (RT, Annealed)

Tensile Strength, Rm/MPaElongation, A/%
Dia. >3.00mm (Wire)
Thk. >0.20mm (Strip)		Dia. 0.10-3.00mm (Wire)
Thk. ≤0.20mm (Strip)
≥600≥15≥12

Physical Properties

Max Working Temp., ℃Melting Point, ℃Density, g/cm3Resistivity, μΩ·m 20℃Specific Heat, J/(g•K)Thermal Conductivity, W/(m•K) 20℃Average Coefficient of Thermal Expansion,α×10-6/℃ 20-1000℃Micrographic StructureMagnetic Properties
130015007.201.400.481314.0FerriteMagnetic

Life Test

Test Temperature, ℃Continuous Service Time Hours, ℃
1300≥80

Temperature Factor of Resistivity

20℃100℃200℃300℃400℃500℃600℃700℃800℃900℃1000℃1100℃1200℃1300℃
1.0001.0021.0051.0101.0151.0211.0291.0351.0391.0421.0441.0461.0471.047

Available Products and Specifications

Rod, Bar, Wire and ForgingsGB/T 1234-2012
Plate, Sheet and StripGB/T 1234-2012
Pipe and Tube–
Welding Product–
Others–

Features

  • High resistivity
  • Low temperature coefficient of electric resistance
  • High working temperature
  • Excellent surface oxidation resistance under high temperature as well as in corrosive atmosphere
  • The unique combination of excellent oxidation properties and form stability contributes to long element service life

Applications

  • Heating elements for single crystal diffusion furnaces
  • Powder metallurgy products
  • Sintering furnaces
  • Ceramic calciner
  • High temperature furnace elements up to 1300℃